The Systemic gain and receiver noise, as two main influencing factors of radiometersensitivity, are described in this paper.
介绍影响微波辐射计灵敏度的两个主要因素：系统增益和本机噪声。
2
Traditionally, sensitivity is major performance parameter of microwave radiometer measurement precision, but it is not appropriate to quality assessment of single brightness temperature image.
灵敏度是传统上衡量微波辐射计测量精度的主要指标，但并不适合对单帧亮温图像的质量进行评估。
3
In this paper, the necessity of studying, high spatial resolution and high sensitivity microwave radiometer was introduced briefly.